1981 EE46

1981EE46, 35049, J81E46E

All data for this body: [vot]

MPC data
Name (number) 1981 EE46 (35049)
a 3.06369
e 0.15233
i / sin(i) 4.7790 / 0.08331
q 2.59700
Q 3.53038
ω 5.0149
Node 313.0032
m 308.3922
n 0.1838
Epoch 2460800.5
nobs 1516
nopp 22
Years observed 1978-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.065
ep 0.132
sin(ip) 0.098
G 0.150
H 14.620
Mass
D 6.32 0.161
pV 0.053 0.0129
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.613
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0651 0.1322 0.0984 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.32 0.161 0.161 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.053 0.0129 0.0129 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.62 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.27 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.1788 0.1790 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Kl Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT